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Commit ca5de4e6 authored by Anton Blanchard's avatar Anton Blanchard Committed by Benjamin Herrenschmidt
Browse files

powerpc/pseries: Fix endian issues in /proc/ppc64/lparcfg 



Some obvious issues:

cat /proc/ppc64/lparcfg
...
partition_id=16777216
...
partition_potential_processors=268435456

Signed-off-by: default avatarAnton Blanchard <anton@samba.org>
Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
parent f8a1883a

arch/powerpc/platforms/pseries/lparcfg.c

+6 −6
Original line number Diff line number Diff line
@@ -157,7 +157,7 @@ static void parse_ppp_data(struct seq_file *m) 
{

	struct hvcall_ppp_data ppp_data;

	struct device_node *root;

	const int *perf_level;

	const __be32 *perf_level;

	int rc;



	rc = h_get_ppp(&ppp_data);
@@ -201,7 +201,7 @@ static void parse_ppp_data(struct seq_file *m) 
		perf_level = of_get_property(root,

				"ibm,partition-performance-parameters-level",

					     NULL);

		if (perf_level && (*perf_level >= 1)) {

		if (perf_level && (be32_to_cpup(perf_level) >= 1)) {

			seq_printf(m,

			    "physical_procs_allocated_to_virtualization=%d\n",

				   ppp_data.phys_platform_procs);
@@ -435,7 +435,7 @@ static int pseries_lparcfg_data(struct seq_file *m, void *v) 
	int partition_potential_processors;

	int partition_active_processors;

	struct device_node *rtas_node;

	const int *lrdrp = NULL;

	const __be32 *lrdrp = NULL;



	rtas_node = of_find_node_by_path("/rtas");

	if (rtas_node)
@@ -444,7 +444,7 @@ static int pseries_lparcfg_data(struct seq_file *m, void *v) 
	if (lrdrp == NULL) {

		partition_potential_processors = vdso_data->processorCount;

	} else {

		partition_potential_processors = *(lrdrp + 4);

		partition_potential_processors = be32_to_cpup(lrdrp + 4);

	}

	of_node_put(rtas_node);
@@ -654,7 +654,7 @@ static int lparcfg_data(struct seq_file *m, void *v) 
	const char *model = "";

	const char *system_id = "";

	const char *tmp;

	const unsigned int *lp_index_ptr;

	const __be32 *lp_index_ptr;

	unsigned int lp_index = 0;



	seq_printf(m, "%s %s\n", MODULE_NAME, MODULE_VERS);
@@ -670,7 +670,7 @@ static int lparcfg_data(struct seq_file *m, void *v) 
		lp_index_ptr = of_get_property(rootdn, "ibm,partition-no",

					NULL);

		if (lp_index_ptr)

			lp_index = *lp_index_ptr;

			lp_index = be32_to_cpup(lp_index_ptr);

		of_node_put(rootdn);

	}

	seq_printf(m, "serial_number=%s\n", system_id);